unknown 相关的数学解题方法?

1. 📋 Proposition P(n): P(n): by mathematical induction: 1^2 + 2^2 + ... + n^2 = n(n+1)(2n+1)/6 for all n ≥ 1. Show base case and inductive step. 2. 🔵 Step 1: Base Case P(1): LHS: by mathematical induction: 1^2 + 2^2 + ... + 1^2 = by mathematical induction: 1^2 + 2^2 + ... + 1^2